<template>
 <div class="icons">
<swiper :options="swiperOption" class="warapper" v-if="isShowed">
    <!-- slides -->
    <swiper-slide v-for="(page,index) of pages" :key="index" class="swiper-img">
        <div class="icon" v-for="item of page" :key="item.id">
            <div class="icon-img">
            <img class="icon-img-content" :src="item.imgUrl" />
            <p class="icon-desc">{{item.desc}}</p>
           </div>
        </div>
    
    </swiper-slide>
    <div class="swiper-pagination"  slot="pagination"></div>
  </swiper>
  </div>
</template>
<script>
export default {
  name: "HomeIcons",
  props:{ 
           list:Array
       },
  data() {
    return {
      swiperOption: {
        pagination: ".swiper-pagination",
        loop: true
      }
    };
  },
  computed: {
    pages() {
      const pages = [];
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8);
        if (!pages[page]) {
          pages[page] = [];
        }
        pages[page].push(item);
      });

      return pages;
    },
    isShowed () {
      return this.list.length
    }
  }
};
</script>
<style lang="stylus"  scoped>
@import '~styles/varibles.styl';
@import '~styles/mixins.styl';

.warapper >>>.swiper-pagination-bullet-active {
    background: #fff !important;
}

.warapper {
    overflow: hidden;
    width: 100%;
    height: 0;
    padding-bottom: 50%;
    background: #fff;
}

.icons {
    overflow: hidden;
    width: 100%;
    height: 0;
    padding-bottom: 50%;
    .icon {
        position: relative;
        float: left;
        overflow: hidden;
        width: 25%;
        height: 0;
        padding-bottom: 25%;

        .icon-img {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 1rem;
            box-sizing: border-box;
            padding: 0.1rem;

            .icon-img-content {
                display: block;
                margin: 0 auto;
                height: 100%;
            }
        }

        .icon-desc {
            position: relative;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            height: 1rem;
            color: $darkTextColor;
            line-height: 1rem;
            text-align: center;
            ellipsis();
        }
    }
}
</style>


